NetBSD/sys/arch/pdp10/include/stdarg.h

/*	$NetBSD: stdarg.h,v 1.2 2004/03/19 08:46:25 kleink Exp $	*/

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the University of
 *      California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *      @(#)stdarg.h    7.2 (Berkeley) 5/4/91
 */

#ifndef _PDP10_STDARG_H_
#define	_PDP10_STDARG_H_

#include <machine/ansi.h>
#include <sys/featuretest.h>

typedef _BSD_VA_LIST_	va_list;

#ifdef __lint__
#define __builtin_next_arg(t)		((t) ? 0 : 0)
#endif

#ifdef __GNUC__
#if __GNUC_PREREQ__(2, 96)
#define	va_start(ap, last)	__builtin_stdarg_start((ap), (last))
#define	va_arg			__builtin_va_arg
#define	va_end			__builtin_va_end
#define	__va_copy(dest, src)	__builtin_va_copy((dest), (src))
#else
#define	__va_size(type) \
	(((sizeof(type) + sizeof(long) - 1) / sizeof(long)) * sizeof(long))

#define va_start(ap, last) \
	((ap) = (va_list)__builtin_next_arg(last))

#define	va_arg(ap, type) \
	(*(type *)(void *)((ap) += __va_size(type), (ap) - __va_size(type)))

#define va_end(ap)	

#define __va_copy(dest, src)	((dest) = (src))
#endif
#endif /* __GNUC__ */

#ifdef __PCC__
#define	va_start(ap, last)	ap = (va_list)&last
#define	va_arg(ap, type)	(*(type *)((ap) -= (sizeof(type)+3)/4, (ap)))
#define va_end(ap)
#define	__va_copy(dest, src)	((dest) = (src))
#endif /* __PCC__ */

#if !defined(_ANSI_SOURCE) && \
    (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) || \
     defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L)
#define	va_copy(dest, src)	__va_copy(dest, src)
#endif

#endif /* !_PDP10_STDARG_H_ */